Windows 7 is a personal compute r operating system developed by Microsoft. It is a part of Windows NT family of operating systems....

Windows 7 is a personal compute r operating system developed by Microsoft. It is a part of Windows NT family of operating systems....
Mozilla Firefox (known simply as Firefox) is a free and open-source[17] web browser developed for Windows, OS X, and Linux, with ...
Google Chrome is a freeware web browser[11] developed by Google. It used the WebKit layout engine until version 27 and, with the ...